Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9310293 | Method and apparatus for evaluating ultraviolet radiation protection effect, and recording medium | Naoto Hanyu, Eiichi NEGISHI, Takafumi Sumiyama | 2016-04-12 |
| 8574918 | Sample injector, sample injecting method, and liquid chromatograph | Aya Hirayama, Osamu Shirota, Masashi Mita | 2013-11-05 |
| D615492 | Power-supply unit | — | 2010-05-11 |
| 7469607 | Sampling needle and sample injection apparatus | Masashi Mita, Osamu Shirota | 2008-12-30 |